#646d67

Color #646d67

A nearly neutral, gray-leaning medium green.

Closest named color Dim Gray #696969 · ΔE 5.22 Nearest Tailwind class mist-500 #67787c · ΔE 7.1

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Conversions

HEX

#646d67

RGB

rgb(100, 109, 103)

HSL

hsl(140, 4.3%, 41%)

HSV / HSB

hsv(140, 8.3%, 42.7%)

CMYK

cmyk(8.3%, 0%, 5.5%, 57.3%)

LAB

lab(45.12, -4.69, 2.18)

LCH

lch(45.12, 5.17, 155.07)

OKLCH

oklch(52.5%, 0.0144, 156.64)

HWB

hwb(140, 39.2%, 57.3%)

Harmony colors

Complementary

#6d646a

Analogous

#666d64

#646d67

#646d6c

Triadic

#646d67

#67646d

#6d6764

Split-complementary

#646d67

#6c646d

#6d6466

Tetradic

#646d67

#646a6d

#6d646a

#6d6764

Square

#646d67

#64666d

#6d646a

#6d6c64

Shades

Color #646d67 mixed toward black.

#535b56

#434945

#323734

#212422

#111211

Tints

Color #646d67 mixed toward white.

#7c8780

#969f99

#b1b7b3

#cbcfcc

#e5e7e6

Tones

Color #646d67 mixed toward gray.

#656c67

#666c68

#666b68

#676a68

#686968

Accessibility

Aa White text on this color

5.35:1

Aa Black text on this color

3.93:1

White text reads better on this background (5.35:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#686868 · ΔE 6.4

Deuteranopia

#676769 · ΔE 7.4

Tritanopia

#646a6a · ΔE 4

Achromatopsia

#6b6b6b · ΔE 6.3

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #646d67;

Tailwind (arbitrary value)

bg-[#646d67]

Related colors

Sea Green #2e8b57

Medium Sea Green #3cb371

Spring Green #00ff7f

Mint Cream #f5fffa

Medium Spring Green #00fa9a

Medium Aquamarine #66cdaa

Frequently asked questions

#646d67 (#646d67) is rgb(100, 109, 103) in RGB.

No, #646d67 is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #646d67, or check how it holds up for accessibility.

Generate a palette → Check contrast